Dimethyl disulfide
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| Names | |||
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| Preferred IUPAC name (Methyldisulfanyl)methane | |||
| Other names Dimethyl disulfide Methyl disulfide Methyldisulfide Dimethyldisulfide Methyldithiomethane 2,3-Dithiabutane | |||
| Identifiers | |||
| 3D model (JSmol) | |||
| Abbreviations | DMDS | ||
| ChEBI | |||
| ChemSpider | |||
| ECHA InfoCard | 100.009.883 | ||
| PubChem CID | |||
| UNII | |||
| CompTox Dashboard (EPA) | |||
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| Properties | |||
| CH3SSCH3 | |||
| Molar mass | 94.19 g·mol−1 | ||
| Appearance | Colorless liquid | ||
| Density | 1.06 g/cm3 | ||
| Melting point | −85 °C (−121 °F; 188 K) | ||
| Boiling point | 110 °C (230 °F; 383 K) | ||
| 2.5 g/L (20 °C) | |||
| Vapor pressure | 3.8 kPa (at 25 °C) Arkema data sheet | ||
| Hazards | |||
| Flash point | 15 °C (59 °F; 288 K) | ||
| 370 °C (698 °F; 643 K) | |||
| Lethal dose or concentration (LD, LC): | |||
| LD50 (median dose) | 190 mg/kg (oral, rat) | ||
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references | |||
Dimethyl disulfide (DMDS) is an organic chemical compound with the molecular formula CH3SSCH3. It is a flammable liquid with an unpleasant, garlic-like odor resembling that of "leaking gas". The compound is colorless, although impure samples often appear yellowish.